making vhost listen to ipv6 also

modoboa_installer/scripts/files/nginx/automx.conf.tpl

@@ -4,6 +4,7 @@ upstream automx {
 
 server {
     listen 80;
+    listen [::]:80;
     server_name %hostname;
 
     access_log /var/log/nginx/%{hostname}-access.log;
@@ -13,4 +14,4 @@ server {
         include uwsgi_params;
         uwsgi_pass automx;
     }
-}
+}

modoboa_installer/scripts/files/nginx/modoboa.conf.tpl

@@ -4,12 +4,14 @@ upstream modoboa {
 
 server {
     listen 80;
+    listen [::]:80;
     server_name %hostname;
     rewrite ^ https://$server_name$request_uri? permanent;
 }
 
 server {
     listen 443 ssl;
+    listen [::]:443 ssl;
     server_name %hostname;
     root %app_instance_path;
 
@@ -40,4 +42,4 @@ server {
         uwsgi_param UWSGI_SCRIPT instance.wsgi:application;
         uwsgi_pass modoboa;
     }
-}
+}